With more than 27 years of experience, Todd chairs Geosyntec’s international vapor intrusion practice. He specializes in characterization and remediation of industrial, institutional, and residential properties impacted by chlorinated solvents and petroleum hydrocarbons, LNAPL behavior in soils, complex regulatory negotiation, constructing and communicating hydrogeological conceptual site models, advanced vapor intrusion field methods, and litigation.
Since 2005, Todd has contributed to applied research projects with DoD and academic partners and provided vapor intrusion technical training to the Texas Commission on Environmental Quality, New Mexico Environmental Department, Georgia Environmental Protection Division, North Carolina DEQ’s Brownfields Program, U.S. Navy, USAFCEC, USEPA’s Superfund Division and he was an invited instructor for the 2015 Massachusetts Licensed Site Professional Association's VI course.